International Journal of Optoelectronic Engineering

International Journal of Optoelectronic Engineering is a peer-reviewed journal mainly publishing the innovative academic thesis, the research note, the research letter in the field of optics and electronics. The journal aims at providing an emerging platform for publication of original research so that the engineers can exchange and share professional, technical and academic knowledge on any aspect of optoelectronic engineering discipline.


Sajan Daniel George

Editorial Board Member of International Journal of Optoelectronic Engineering

Staff Scientist, Center of Smart Interfaces, Technical University of Darmstadt, Germany

Research Areas

Opto and Microfluidics, Photonics, Biomedical Applications of Laser, Photothermal Effects, Fluorescence Techniques

Education

2000-2004Ph.DCochin University of Science and Technology
1996-1998M.ScUniversity of Kerala
1993-1996B.SC University of Kerala

Experience

2009-presentCenter for Smart Interfaces, Dfg Cluster of Excellence Center, Technical University of Darmstadt, Germany– Scientist and Lab Manager – Optofluidics
2007-2009institute of nano and microfluidics, leibniz university of hannover, germany – scientist and lab manager
2006-2007Manipal University, India-Assistant Professor
2005Manipal University, India – Research Associate – Philips Funded Project
2004-2005Katholikek Universitat of Leuven, Belgium – Ku Leuven Postdoctoral Fellow at Acoustic and Thermal Physics Laboratory
2000-2004Cochin University of Science and Technology – Csir Reseach Fellow-Doctoral Programme

Academic Achievement

2010 Biography in 2000 Outstanding Intellectuals of the 21st Century by Internaitonal Biogprahical Centre, Cambridge, England
2009 A listee of the Top 100 Educators by International Biography Centre, Cambridge, England
2009 A listee of the Top 100 Scientists by International Biography Centre, Cambridge, England
2009 Biography in Marquis Who′s Who in the World
2007 Scientist at Leibniz University of Hannover, Hannover, Germany
2006 FCT Fellowship, Ministry of Portugal, Portugal (not joined)
2004 KU Lueven Postdoctoral Fellow, Belgium
2004 Best Researcher, International School of Photonics, Cochin Univeristy of Science and Technology
2002 Senior Research Fellow, Council of Scientific and Industrial Research
2000 Junior Research Fellow, Council of Scientific and Industrial Research
2000 Graduate Aptitude Test in Engineering qualified
1999 Council of Scientific and Industrial Research-Junior Research Fellowship and University Grants Commission-National Eligibility Test qualified
1996 Fr. Stanely Roman Retirement Memorial Award

Publications: Conferences/Workshops/Symposiums/Journals/Books

[1]  A. Patel, V. Prabhu, K. Choudhari, V. K. Unnikrishnan, Sajan D George, R. Ongole, K. M. Pai, J. M. Shetty, S. Bhat, V. B. Kartha and C. Santhosh, "Evaluation of High Performance Liquid Chromatography-Laser Induced Fluorescence (HPLC-LIF) for Serum Protein Profiling for the Early Diagnosis of Oral Cancer", Journal of Biomedical Optics, 15, 067007 (2010).
[2]  Subramanyan Namboodiri, Sajan D George and Steffen Hardt "Photodegradation of optically trapped polystyrene beads at 442 nm" World Academy of Science, Engineering and Technology 70 (2010).
[3]  Sajan D George, V. S. Namboodiri, Steffen Hardt, Laser induced photoswitching azobenzene incorporated in PDMS films, Proceedings of SPIE, 7774, 77740 W (SPIE 2010).
[4]  Rajesh B Kumar, Shemeena Basheer N, Achamma Kurian, Sajan D George, Thermal characterization of nano ZnO incorporated natural Rubber latex, Proceedings of SPIE, 7755, 77550 N (2010).
[5]  Sajan D George*, Rajesh Komban, K. G. K. Warrier, P. Radhakrishnan, V. P. N. Nampoori and C. P. G. Vallabhan, "Thermal characterisation of nanocrystalline porous CePO4 ceramics" Philosophical Magazine, 90(6), 717-729 (2010).
[6]  Achamma Kurian, Rajesh Kumar and Sajan D George*, "Thermal chracterisation of nanofluids using laser induced thermal lens technique" Proceedings of SPIE, 7393, 7393OU1-8 (2009).
[7]  Sudha D Kamath, Clarette S D′Souza, Stanley Mathew, Sajan D George, Santhosh. C, K. K. Mahato, `A pilot study on colonic mucosal tissues by fluorescence spectroscopic technique: Discriminatation by prinicipal component analaysis (PCA) and artificial neural network (ANN) technique`Journal of Chemometrics, 22, 408-416 (2008).
[8]  Sajan D George*, Aji A Anappara, K. G. K. Warrier, P. R. S. Warrier, P. Radhakrishnan, V. P. N. Nampoori and C. P. G. Vallabhan, "Photoacoustic thermal characterization of Al2O3-Ag ceramic nanocomposites." Materials Chemistry and Physics, 111, 38-41 (2008).
[9]  Deepthy A, Vanishri S, Ambika D, Sajan D George, V. P. N. Nampoori, H. L. Bhat, E de Matos Gomez and M. Belsley, "Photoacoustic investigation on thermal anisotropy in ULMA single crystals" Materials Research Bulletin, 43, 1641-1648 (2008).
[10]  Sajan D George*, A. K. George, P. Radhakrishnan, V. P. N. Nampoori and C. P. G. Vallabhan "Thermal characterisation of liquid crystal mixtures using photoacoustic technique" Smart Materials and Structures, 16 (4), 1298-1301 (2007).
[11]  Suraj K Menon, Sujatha, K. K. Kumar, Jacob Kurien, B. R. Krishnanand, K. K. Mahato, Sajan D George, V. B. Kartha and C. Santhosh, "Protein profile study of breast cancer tissues using HPLC-LIF technique: a pilot study", Proceedings of SPIE, Vol 6430, Advanced Biomedical Clinical Systems V, 64300 W (2007).
[12]  Sujtha, Lavanya Rai, Prathap Kumar B. R. Krishnanand, K. K. Mahato, Sajan D George, V. B. Kartha and C. Santhosh "Protein profile study of papsmear and biopsy tissue of cervix tissue using High Performance Liquid Phase Chromatography: Laser Induced Fluorescence (LIF) technique", Proceedings of SPIE, Vol 6441, Imaging, Manipulation and Analysis of Biomolecules, Cells and Tissues, 64410B (2007).
[13]  Sajan D George*, Rajesh Komban, K. G. K. Warrier, P. Radhakrishnan, V. P. N. Nampoori and C. P. G. Vallabhan "Photoacoustic thermal characteristion of porous rare earth phosphate ceramics", International Journal of Thermophysics, 28(1), 123-132 (2007).
[14]  Achamma Kurian, Sajan D George, C. V. Bindhu, V. P. N. Nampoori and C. P. G. Vallabhan "Thermal lens technique to study the effect of pH on electronic energy transfer in organic dye mixtures" Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy, 67, 3-4, 678-682 (2007).
[15]  Achamma Kurian, Sajan D George, V. P. N. Nampoori and C. P. G. Vallabhan "Study on the determination of molecular distance in the organic dye mixture using dual beam thermal lens technique", Spectro Chimica Acta A, 81, 2799 (2005).
[16]  Sajan D George*, B. Aneesh Kumar, P. Radhakrishnan, V. P. N. Nampoori and C. P. G. Vallabhan "Photoacoustic investigations on intrinsic and extrinsic Si", Optical Engineering, 43 (12), 3114-3118 (2004).
[17]  Sajan D George*, S. Saravanan, M. R. Aantharaman, S. Venketachalam, P. Radhakrishnan, V. P. N. Nampoori and C. P. G. Vallabhan "Thermal characterization of doped polyaniline and its composites with CoPc", Physical Reivew B, 69, 235201 (2004).
[18]  Sajan D George*, P. Radhakrishnan, V. P. N. Nampoori and C. P. G. Vallabhan "Photothermal deflection measurement on heat transport in GaAs epitaxial layers", Physical Review B, 68 (16), 165319 (2003).
[19]  Sajan. D. George*, P. Radhakrishnan, V. P. N. Nampoori and C. P. G. Vallabhan "Photothermal deflection studies on heat transport in intrinsic and extrinisic InP" Applied Physics B: Lasers and Optics, 77, 633-637 (2003).
[20]  Sajan D George*, P. Radhakrishnan, V. P. N. Nampoori and C. P. G. Vallabhan "Thermal characterisation of intrinsic and extrinsic InP using photoacoustic technique" Journal of Physics D: Applied Physics, 36 (8), 990-993 (2003).
[21]  Sajan D George*, Aji A Anappara, K. G. K. Warrier, P. Radhakrishnan, V. P. N. Nampoori and C. P. G. Vallabhan "Laser induced thermal characterization of nanometal dispersed ceramic alumina matrix" Proceedings of SPIE ; International Society for Optical Engineering, Vol. 5118 pp 207-212 (2003).
[22]  Sajan D George*, Saji Augustine, Elizabeth Mathai, P. Radhakrishnan, V. P. N. Nampoori and C. P. G. Vallabhan "Effect of Te doping on the thermal diffusivity of Bi2Se3 crystals-A study using open cell photoacoustic technique" Physica Status Solidi (a), 196(2), 384-389 (2003).
[23]  Achamma Kurian, K P Unnikrishnan, Thomas Lee S, Sajan D George, V P N Nampoori and C P G Vallabhan "Studies on two photon absorption of aniline using thermal lens effect" Journal of Nonlinear Optical Physics & Materials, 12(1), 75-80 (2003).
[24]  Sajan D George*, Dilna. S, Prasanth. R, P.Radhakrishnan, C. P. G. Vallabhan and V. P. N. Nampoori "A photoacoustic study of the effect of doping concentration in the transport properties of GaAs epitaxial layers" Optical Engineering 42 (5), 1476-1480, (2003).
[25]  Sajan D George*, Dilna. S, P. Radhakrishnan, C. P. G. Vallabhan and V. P. N. Nampoori "Photoacoustic measurement of transport properties in doped GaAs epitaxial layers" Physica Status Solidi (a), 195 (2), 416-421 (2003).
[26]  Achamma kurian, K. P. Unnikrishnan, D. Sajan George, Pramod Gopinath, V. P. N Nampoori and C. P. G. Vallabhan "Thermal lens spectrum of organic dyes using optical parametric oscillator", Spectrochimica Acta part A, 59, 487-491 (2003).
[27]  Sajan D George*, Dilna. S, P. Radhakrishnan, V. P. N. Nampoori and C. P. G. Vallabhan "Investigation of transport properties of doped GaAs epitaxial layers using an open photoacoustic cell", Proceedings of SPIE-International Society for Optical Engineering, Vol 4918 pp 267-273 (2002).
[28]  Achamma Kurian, Nibu A George, Sajan D George, K P Unnikrishnan, Binoy Paul, Pramod Gopinath, V P N Nampoori and C P G Vallabhan "Effect of pH on quantum yield of fluorescein using thermal lens technique" Journal of Optics 31(1) pp 29-36 (2002).
[29]  Sajan D George*, C. P. G. Vallabhan, M. Heck, P.Radhakrishnan, and V. P. N. Nampoori "Photoacoustic Investigation of doped InP using open cell configuration" Journal of Nondestructive Testing and Evaluation Vol.18, 2, pp75-82, (2002).
[30]  Sajan D George*, Achamma Kurian, Martin Lase, V. P. N. Nampoori and C. P. G. Vallabhan. "Thermal characterisation of doped InP using photoacoustic technique" Proceedings of SPIE International Society for Optical Engineering, Vol. 4595 pp 183-191 (2001).